"Gressel” vice system: Forward-opening vice with off-centre design enables vertical clamping of up to 4 inch round stock. With protected square guide, for maintenance-free precision. Endless applications thanks to the patented, 90° swivelling clamp. Anvil and saddle aids enable optimum machining of pipes and other work pieces. Specification: spheroidal graphite iron, with two exchangeable, hewn jaws, fastening material included. Colour: stationary elements dust grey, RAL 7037, movable elements cobalt blue, RAL 5013.